Advisory Archive
The mountains have not received any new snow in the last 48 hours. Temperatures this morning are in the high 20s to low 30s F, and winds are out of the southwest at 15-30 mph with gusts exceeding 50 mph in Hyalite and Big Sky. Temperatures will be in the low 30s F this morning and cool to the low 20s F this afternoon. Wind will blow 30-40 mph out the west-southwest with stronger gusts this morning. Expect rain in the valleys this morning turning to snow at all elevations this afternoon. The southern mountains will receive 7-10” of snow and the northern mountains will receive 3-5” by tomorrow morning.
Yesterday, westerly ridgetop winds lessened to 20-30 mph which is where they’ll remain today. This morning mountain temperatures are in the high 20s under mostly cloudy skies. A moist southwest flow will keep skies cloudy as mountain temperatures reach the low 30s. By morning West Yellowstone to Cooke City will have a couple inches of new snow. Tomorrow will be stormy and snowy, although precipitation might begin as rain.
Snowfall in the last 24 hours amounted to 8 inches around Cooke City, 4 inches in Taylor Fork to West Yellowstone, 2-3 inches up Hyalite and 1-2 inches in the Bridger Range and Big Sky. At 5 a.m. skies are cloudy, temperatures are in the high 20s and west winds are gusting 50-60 mph and averaging 20-30 mph. Today the mountains will be windy with another pulse of snow later today dropping 1-2 inches.
Overnight the mountains around Cooke City and West Yellowstone picked up 3-4 inches of new snow while the mountains near Bozeman and Big Sky picked up 1-3 inches. This morning, light snow continues to fall in the mountains across the advisory area. At 5 a.m. Temperatures are in the 20s F and westerly winds are blowing 10-30 mph with gusts over 40 mph. Today, temps will warm into the upper 20s to mid-30s F and winds will remain strong out of the west. Snow will continue through the day with 2-3 inches likely by days end. An additional 1-3 inches is possible tonight into tomorrow.
Over the past 24 hours the Bridger Range picked up 6-8 inches of high density snow. The rest of the advisory area picked up 3-6 inches. At 4 a.m. snow is tapering off and temperatures range from the mid-teens to low 20s F. Winds are blowing 15-30 mph out the W-SW with ridgetop gusts pushing 40 mph. Today, snow will redevelop in the mountains as moisture continues to be ushered into the area on a northwest flow. Winds will shift from the SW to the NW during the day and temperatures will warm into the mid to upper 20s F. Snow accumulations of 1-3 inches can be expected during the day with an additional 2-3 inches falling tonight into tomorrow.
Over the past 24 hours no new snow has fallen. At 4 a.m. mountain temperatures range from the mid-20s to low 30s F under partly cloudy skies. Winds are blowing 15-25 out of the west with a few ridgetop gusts reaching over 30 mph. Today, clouds will increase as a weak pacific storm system moves into the area. Valley rain and mountain snow will develop by mid to late afternoon. Temperatures will warm into the mid to upper 30s F and winds will continue to blow 20-30 mph out the west. Snow accumulations of 1-3 inches are likely in the mountains by tomorrow morning.
The mountains received 1-2” of new snow last night to begin a change in the weather pattern. Temperatures this morning are in the high 20s F and wind has been out of the west at 10-20 mph. Skies will be mostly cloudy today, temperatures will reach the high 30s F, and wind will be out of the west-northwest at 15-20 mph. Anticipate more snow Saturday afternoon and Sunday.
This morning mountain temperatures are in the high 20s with westerly ridgetop winds averaging 20 mph and gusting to 50 mph up Hyalite and 30 mph elsewhere. Skies are mostly cloudy and will remain so as temperatures climb into the low 40s today. It’s spring in February, but do not despair, winter is far from over. I’m an optimist and it looks like we could get snow Saturday afternoon.
The western US is under a bell of high pressure. Temperatures have been unseasonably warm with highs at 9,000 feet reaching the 40s yesterday and only dropping to the low 30s to upper 20s this morning. Winds are blowing westerly at 20-25 mph. A few thin bands of high clouds will pass overhead, but today will be mostly sunny with mountain temperatures reaching into the 40s again.
At 4 a.m. mountain temperatures range from the high 20s to low 30s F. Winds are out of the west-northwest at 20-30 mph with gusts near 40 mph. Today will be sunny with seasonally warm temperatures reaching the 40s F and winds out of the northwest at 15-25 mph. Warm and dry conditions will continue through Thursday, and then the weather pattern begins a slow shift back to cooler temperatures and light snowfall through the weekend.
